Guest

Please ttell methe answer...... And please solve the question step by step............

Please ttell methe answer...... 
And please solve the question step by step............ 

Question Image
Grade:

1 Answers

Khimraj
3007 Points
5 years ago
work done in bringing
first charge = 0
second charge = Q*(potential due to already present charge) = Q*KQ/a = KQ2/a
third charge = Q*(potential due to already present charge) = Q*(KQ/a + KQ/\sqrt{2})
 
fourth charge = Q*(potential due to already present charge) = Q*(2KQ/a + KQ/\sqrt{2})
and total energy of system will be equal to sum of all above work done.

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free